Common Seahorse vs Grayish Button Lichen

Hippocampus kuda compared with Diplotomma alboatrum

Key Differences

• Common Seahorse is Vulnerable while Grayish Button Lichen is Least Concern.

Taxonomic Classification

Rank	Common Seahorse	Grayish Button Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Actinopterygii (Ray-finned Fish)	Lecanoromycetes (Lecanoromycetes)
Order	Perciformes (Perch-like Fish)	Caliciales (Caliciales)
Family	Pomacentridae (Clownfish & Damselfish)	Caliciaceae
Genus	Amphiprion (Clownfish)	Diplotomma
Species	Hippocampus kuda	Diplotomma alboatrum

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Grayish Button Lichen

LC — Least Concern

Physical Characteristics

Attribute	Common Seahorse	Grayish Button Lichen
Diet	Carnivore	—
Average Lifespan	5 years	—
Average Length	17 cm	—
Average Weight	10 g	—

Habitat & Geographic Range

Common Seahorse

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Grayish Button Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Common Seahorse

The common seahorse is found in tropical and temperate waters. Males carry and deliver the babies.